package _2用户登录;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet("/loginchk")
public class LoginCheckServlet extends HttpServlet{
	
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		// HttpServletRequest req
		// Tomcat自动创建的对象，会把用户的请求信息放入
		
		// HttpServletResponse resp
		// Tomcat自动创建的对象, 通过它给用户发信息
		
		//1.获取用户提交的参数
		String username = req.getParameter("username");
		String password = req.getParameter("password");
		
		//2.判断
		//3.显示结果
		if("zhangsan".equals(username)&&"123456".equals(password)) {
			resp.getWriter().print("login OK");
		}else {
			resp.getWriter().print("login fail");
		}		
		
	}
}
